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Ignore errors in various finalizers during exit

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This was needed for tui loop to exit cleanly when terminal i/o breaks
This commit is contained in:
Kovid Goyal
2021-11-17 15:43:26 +05:30
parent 17a48f6b9f
commit 715925795f
2 changed files with 12 additions and 8 deletions
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12
kittens/tui/loop.py
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@@ -10,7 +10,7 @@ import selectors
import signal
import sys
import termios
from contextlib import contextmanager
from contextlib import contextmanager, suppress
from enum import Enum, IntFlag, auto
from functools import partial
from typing import Any, Callable, Dict, Generator, List, NamedTuple, Optional
@@ -102,9 +102,10 @@ class TermManager:
return self
def __exit__(self, *a: object) -> None:
self.reset_state_to_original()
close_tty(self.tty_fd, self.original_termios)
del self.tty_fd, self.original_termios
with suppress(Exception):
self.reset_state_to_original()
close_tty(self.tty_fd, self.original_termios)
del self.tty_fd, self.original_termios
class MouseButton(IntFlag):
@@ -463,7 +464,8 @@ class Loop:
term_manager.extra_finalize = b''.join(self.write_buf).decode('utf-8')
if tb is not None:
self.return_code = 1
self._report_error_loop(tb, term_manager)
if not handler.terminal_io_ended:
self._report_error_loop(tb, term_manager)
def _report_error_loop(self, tb: str, term_manager: TermManager) -> None:
self.loop_impl(UnhandledException(tb), term_manager)